package cc.chengheng.结构型.E外观模式;

public class TheaterLight {
    private static TheaterLight instance = new TheaterLight();

    public static TheaterLight getInstance() {
        return instance;
    }

    public void on() {
        System.out.println("TheaterLight on");
    }

    public void off() {
        System.out.println("TheaterLight off");
    }

    public void dim() {
        System.out.println("TheaterLight dim...");
    }

    public void bright() {
        System.out.println("TheaterLight bright...");
    }
}
